1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @library /testlibrary
  27  * @modules java.base/sun.misc
  28  *          java.compiler
  29  *          java.management
  30  *          jdk.jvmstat/sun.jvmstat.monitor
  31  * @build jdk.test.lib.*
  32  * @run driver CreateCoredumpOnCrash
  33  */
  34 
  35 import jdk.test.lib.*;
  36 import sun.misc.Unsafe;
  37 
  38 public class CreateCoredumpOnCrash {
  39     private static class Crasher {
  40         public static void main(String[] args) {
  41             Utils.getUnsafe().getInt(0);
  42         }
  43     }
  44 
  45     public static void main(String[] args) throws Exception {
  46         runTest("-XX:-CreateCoredumpOnCrash").shouldContain("CreateCoredumpOnCrash turned off, no core file dumped");
  47 
  48         if (Platform.isWindows()) {
  49             runTest("-XX:+CreateCoredumpOnCrash").shouldContain("Core dump will be written. Default location");
  50 
  51             // The old CreateMinidumpOnCrash option should still work
  52             runTest("-XX:+CreateMinidumpOnCrash").shouldContain("Core dump will be written. Default location");
  53             runTest("-XX:-CreateMinidumpOnCrash").shouldContain("CreateCoredumpOnCrash turned off, no core file dumped");
  54 
  55             if (Platform.isDebugBuild()) {
  56                 // Make sure we create dumps on Windows debug builds by default
  57                 runTest("-Ddummyopt=false").shouldContain("Core dump will be written. Default location");
  58             }
  59         } else {
  60             runTest("-XX:+CreateCoredumpOnCrash").shouldNotContain("CreateCoredumpOnCrash turned off, no core file dumped");
  61         }
  62 
  63     }
  64     public static OutputAnalyzer runTest(String option) throws Exception {
  65         return new OutputAnalyzer(
  66             ProcessTools.createJavaProcessBuilder(
  67             "-Xmx64m", "-XX:-TransmitErrorReport", option, Crasher.class.getName())
  68             .start());
  69     }
  70 }